2111011323 has 32 divisors (see below), whose sum is σ = 3000617472. Its totient is φ = 1317254400.

The previous prime is 2111011319. The next prime is 2111011337. The reversal of 2111011323 is 3231101112.

It is a happy number.

It is not a de Polignac number, because 2111011323 - 2² = 2111011319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2111011313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 886911 + ... + 889287.

It is an arithmetic number, because the mean of its divisors is an integer number (93769296).

Almost surely, 2^2111011323 is an apocalyptic number.

2111011323 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2111011323 is a deficient number, since it is larger than the sum of its proper divisors (889606149).

2111011323 is a wasteful number, since it uses less digits than its factorization.

2111011323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2675.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 2111011323 is about 45945.7432522318. The cubic root of 2111011323 is about 1282.8134977567.

Adding to 2111011323 its reverse (3231101112), we get a palindrome (5342112435).

The spelling of 2111011323 in words is "two billion, one hundred eleven million, eleven thousand, three hundred twenty-three".